Update the webhook JSON payloads to real ones,
and show there is a difference between an automated build webhook payload and a normal repo payload
Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)
Signed-off-by: Sven Dowideit <SvenDowideit@docker.com>